Kev yees duab hluav taws xob tsis yog tsuas yog cov txheej txheem ntxim nyiam, tab sis nws kuj tseem tuaj yeem muaj qee tus nqi scientific. Tsis tas li ntawd, cov duab yees ntawm cov cua daj cua dub yog qhov tseem ceeb heev thiab zoo nkauj heev.
Nws yog qhov tsim nyog
- - Zaj duab xis koob yees duab;
- - clamp lossis tripod;
- - tso tawm cable;
- - koob yees duab yob.
Cov Lus Qhia
Kauj ruam 1
Cov koob yees duab digital tsis zoo siv rau kev tua hluav taws xob. Mus thaij thaij mauv vim. Lub npe hu ua "xab npum phaj" - zaj duab xis lub koob yees duab nrog kev xaiv tsis siv neeg tua cov hom yuav tsis haum koj ib qho. Nws yog ib qho tseem ceeb uas lub cuab yeej muaj phau ntawv raug hom "B", lossis tseem zoo dua "T". Hom koob yees duab tsis muaj teeb meem: nws tuaj yeem ua daim iav, yees duab, thiab txawm tias lub koob yees duab yooj yim tshaj plaws.
Kauj ruam 2
Nws raug nquahu kom siv dav dav ntev thaum tua, qhov no yuav tso cai rau koj los npog qhov chaw loj tshaj plaws ntawm lub ntuj, uas, nyeg, yuav ua kom muaj lub caij nyoog zoo tshaj plaws ntawm xob laim ntaus tus ncej. Tsis tas li ntawd, xob laim yuav ntev heev, thiab nws zoo dua yog tias koj tswj kom ntes nws hauv nws qhov dav.
Kauj ruam 3
Siab iris lub lens. Cov quab yuam ntawm lub teeb nyem yuav txaus rau daim duab ntawm aperture ntawm 1/16 thiab txawm tias 1/22. Pom lub lens ntawm infinity. Koj tuaj yeem thaij duab hluav taws xob ntawm cov zaj duab xis: xim, dub thiab dawb, swb. Sim ua kom tsis txhob siv cov yeeb yaj kiab siab dhau los, vim tias lawv tsis tau txais txiaj ntsig los ntawm kev tua cov khoom qias neeg tus kheej, tab sis lawv qhia txog kev ntxhib ntxoo thiab pab txhawb kom muaj qhov tsis tsim nyog ntsia thiab pom zoo. Qhov rhiab ntawm 50 - 200 ISO yog qhov txaus.
Kauj ruam 4
Tseg lub koob yees duab kom zoo li sai tau. Koj tuaj yeem siv ib qho clamp lossis tig. Siv ib txoj hlua los tso lub qhov hluav taws xob thaum twg tsim nyog. Muab lub koob yees duab tso rau ntawm lub sam thiaj, los ntawm qhov rais qhib, txhua qhov chaw uas pom dav ntawm thaj chaw. Nco ntsoov tias chav tsev tsis tso tawm los nag thiab tsis muaj lub teeb ci ntsa iab lossis cov khoom ci ntsa iab hauv kev saib xyuas.
Kauj ruam 5
Xob laim thaum tsaus ntuj. Taw tes lub koob yees duab rau ntawm ntu ntawm lub qab ntug uas xob laim feem ntau yuav tshwm sim. Teem lub ntsuas hluav taws xob kom ceev (kev sib kis) mechanism rau "T" hom thiab qhib lub koob yees duab kaw. Yog tias lub koob yees duab muaj qhov tsuas "B", siv txoj hlua khi nrog kev kho me me, txwv tsis pub koj yuav tsum tuav txoj hlua nrog koj txhais tes thaum tua.
Kauj Ruam 6
Tos kom muaj xob laim tshwm tuaj hauv thaj chaw uas tau xaiv ntawm tus ncej thiab kaw qhov txuas. Tom qab ntawd, koj tuaj yeem hloov zaj duab xis rau tus ncej tom ntej. Koj tuaj yeem tswj lub ntsej muag kom pom ntawm xob laim hauv lub thav duab ob qho tib si los ntawm lub koob yees duab saib lub ntsej muag, thiab intuitively, soj ntsuam cov khoom uas koj taw lub koob yees duab.
